Datasheets
LT4321IUF#PBF by:

PoE Ideal Diode Bridge Controller

Part Details for LT4321IUF#PBF by Analog Devices Inc

Results Overview of LT4321IUF#PBF by Analog Devices Inc

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LT4321IUF#PBF Information

LT4321IUF#PBF by Analog Devices Inc is an Other Signal Circuit.
Other Signal Circuits are under the broader part category of Signal Circuits.

A signal is an electronic means of transmitting information, either as an analog signal with continuous values or a digital signal with discrete values. Signals are used in various systems and networks. Read more about Signal Circuits on our Signal Circuits part category page.

Price & Stock for LT4321IUF#PBF

Part # Distributor Description Stock Price Buy
DISTI # 51AK8903
Newark Ideal Diode Bridge Controller, Qfn-Ep-16, Ic Function:Ideal Diode Controller, Supply Voltage Min:20V, Supply Voltage Max:80V, Ic Package Type:Qfn-Ep, No. Of Pins:16Pins, Operating Temperature Min:-40°C, Operating Temperature Max:85°Crohs Compliant: Yes |Analog Devices LT4321IUF#PBF RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk 16
  • 1 $5.8800
  • 10 $3.8700
  • 25 $3.5100
  • 50 $3.1400
  • 182 $2.7800
  • 273 $2.5500
  • 546 $2.4300
$2.4300 / $5.8800 Buy Now
DISTI # 505-LT4321IUF#PBF-ND
DigiKey IC OR CTRLR BRIDGE RECT 16QFN Min Qty: 1 Lead time: 20 Weeks Container: Tube 1107
In Stock
  • 1 $5.8800
  • 10 $3.8670
  • 91 $2.7820
  • 182 $2.5496
  • 273 $2.4316
  • 546 $2.2562
  • 1,001 $2.2250
$2.2250 / $5.8800 Buy Now
DISTI # 584-LT4321IUF#PBF
Mouser Electronics Power Management Specialized - PMIC PoE Ideal Diode Bridge Cntr RoHS: Compliant 0
  • 1 $4.4100
  • 10 $3.3500
  • 25 $3.1400
  • 91 $2.5900
  • 273 $2.5000
  • 546 $2.3400
  • 2,548 $2.2800
$2.2800 / $4.4100 Order Now
Analog Devices Inc PoE Ideal Diode Bridge Cntr Package Multiple: 91 283
  • 1 $5.8800
  • 10 $3.8670
  • 1,000 $1.7400
$1.7400 / $5.8800 Buy Now
DISTI # LT4321IUF#PBF
Richardson RFPD POWER MANAGEMENT IC RoHS: Compliant Min Qty: 273 0
  • 273 $2.5200
  • 500 $2.4600
  • 1,000 $2.3900
  • 5,000 $2.3000
$2.3000 / $2.5200 Buy Now

Part Details for LT4321IUF#PBF

LT4321IUF#PBF CAD Models

LT4321IUF#PBF Part Data Attributes

LT4321IUF#PBF Analog Devices Inc
Buy Now Datasheet
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LT4321IUF#PBF Analog Devices Inc PoE Ideal Diode Bridge Controller
Pbfree Code No
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ANALOG DEVICES INC
Package Description 4 X 4 MM, LEAD FREE, PLASTIC, MO-220WGGC, QFN-16
Pin Count 16
Manufacturer Package Code 05-08-1692
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer Analog Devices
Analog IC - Other Type ANALOG CIRCUIT
JESD-30 Code S-PQCC-N16
JESD-609 Code e3
Length 4 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 16
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code HVQCCN
Package Shape SQUARE
Package Style CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel) 260
Seated Height-Max 0.8 mm
Supply Voltage-Max (Vsup) 80 V
Supply Voltage-Min (Vsup) 20 V
Supply Voltage-Nom (Vsup) 55 V
Surface Mount YES
Technology BIPOLAR
Temperature Grade INDUSTRIAL
Terminal Finish Matte Tin (Sn)
Terminal Form NO LEAD
Terminal Pitch 0.65 mm
Terminal Position QUAD
Time@Peak Reflow Temperature-Max (s) 30
Width 4 mm

Alternate Parts for LT4321IUF#PBF

This table gives cross-reference parts and alternative options found for LT4321IUF#PBF. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LT4321IUF#PBF, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
LT4321IUF#TRPBF Analog Devices Inc $2.8605 PoE Ideal Diode Bridge Controller LT4321IUF#PBF vs LT4321IUF#TRPBF
LT4321IUF#PBF Linear Technology Check for Price LT4321 - PoE Ideal Diode Bridge Controller; Package: QFN; Pins: 16; Temperature Range: -40°C to 85°C LT4321IUF#PBF vs LT4321IUF#PBF
LT4321IUF#TRPBF Linear Technology Check for Price LT4321 - PoE Ideal Diode Bridge Controller; Package: QFN; Pins: 16; Temperature Range: -40°C to 85°C LT4321IUF#PBF vs LT4321IUF#TRPBF
LT4321HUF#TRPBF Analog Devices Inc Check for Price PoE Ideal Diode Bridge Controller LT4321IUF#PBF vs LT4321HUF#TRPBF

LT4321IUF#PBF Related Parts

LT4321IUF#PBF Frequently Asked Questions (FAQ)

  • A good PCB layout for the LT4321 involves keeping the input and output traces short and wide, using a solid ground plane, and placing the input and output capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.

  • To ensure stability, make sure the input and output capacitors are properly selected and placed close to the device. Also, ensure the PCB layout is well-designed, and the device is properly decoupled from the power supply. Additionally, follow the recommended component values and layout guidelines in the datasheet.

  • The LT4321 is rated for operation from -40°C to 125°C. However, the device's performance and reliability may degrade at extreme temperatures. It's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance.

  • The LT4321 is rated for a maximum input voltage of 80V. Exceeding this voltage may damage the device. If you need to use the device in a high-voltage application, consider using voltage dividers or other protection circuits to ensure the input voltage remains within the recommended range.

  • To troubleshoot issues with the LT4321, start by verifying the power supply voltage and ensuring it's within the recommended range. Check the input and output voltages, and verify the device is properly decoupled from the power supply. Use an oscilloscope to check for oscillations or other anomalies. Consult the datasheet and application notes for guidance on troubleshooting common issues.

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